The Sense of Order A Book by E. H. Gombrich The Tiling Patterns of Sebastien Truchet and the Topology of Structural Hierarchy perceptionartorder
The technology shelf Motorola developed what it called a 'technology shelf', created by a small group of engineers, on which were placed possible technical solutions that other teams might use in the future; rather than trying to solve the problem outright, it developed tools whose immediate value was not clear. Richard Sennett, The Craftsman The Usefulness of Useless Knowledge problemstechnology